ensure uploading source maps happens *after* they have been created

build/gulpfile.vscode.js

@@ -451,7 +451,7 @@ gulp.task('vscode-translations-import', function () {
 
 // Sourcemaps
 
-gulp.task('upload-vscode-sourcemaps', ['minify-vscode'], () => {
+gulp.task('upload-vscode-sourcemaps', ['vscode-darwin-min'/*here to ensure webpack has happened*/, 'minify-vscode'], () => {
 	const vs = gulp.src('out-vscode-min/**/*.map', { base: 'out-vscode-min' })
 		.pipe(es.mapSync(f => {
 			f.path = `${f.base}/core/${f.relative}`;

build/lib/extensions.js

@@ -36,6 +36,7 @@ function fromLocal(extensionPath, sourceMappingURLBase) {
         // and merge its output with the files stream. also rewrite the package.json
         // file to a new entry point
         if (fs.existsSync(path.join(extensionPath, 'extension.webpack.config.js'))) {
+            console.log("Using Webpack for \"" + extensionPath + "\"");
             var packageJsonFilter = filter('package.json', { restore: true });
             var patchFilesStream = filesStream
                 .pipe(packageJsonFilter)
@@ -67,6 +68,7 @@ function fromLocal(extensionPath, sourceMappingURLBase) {
                             fs.mkdirSync(path.dirname(data.path));
                         }
                         fs.writeFileSync(data.path, data.contents);
+                        console.log("Webpack source maps saved as \"" + data.path + "\"");
                     }
                 }
                 this.emit('data', data);

build/lib/extensions.ts

@@ -40,6 +40,8 @@ export function fromLocal(extensionPath: string, sourceMappingURLBase?: string):
 		// and merge its output with the files stream. also rewrite the package.json
 		// file to a new entry point
 		if (fs.existsSync(path.join(extensionPath, 'extension.webpack.config.js'))) {
+			console.log(`Using Webpack for "${extensionPath}"`);
+
 			const packageJsonFilter = filter('package.json', { restore: true });
 
 			const patchFilesStream = filesStream
@@ -74,6 +76,7 @@ export function fromLocal(extensionPath: string, sourceMappingURLBase?: string):
 								fs.mkdirSync(path.dirname(data.path));
 							}
 							fs.writeFileSync(data.path, data.contents);
+							console.log(`Webpack source maps saved as "${data.path}"`);
 						}
 					}
 					this.emit('data', data);